Quiz about Trigonometrija II

Question 1

Osnovni period funckije sinus je

Accepted Answer

2 $$\pi$$

Answer

1

Answer

$$\pi$$

Answer

2

Question 2

Osnovni period funckije cosinus je

Accepted Answer

$$2\pi$$

Answer

1

Answer

2

Answer

$$\frac{\pi}{2}$$

Question 3

$$\sin x=\sin\left(x+2k\pi\right)$$

Accepted Answer

True

Answer

False

Question 4

$$\cos x=\cos\left(x+k\pi\right)$$

Accepted Answer

False

Answer

True

Question 5

$$\cos x=\cos\left(x+2k\pi\right)$$

Accepted Answer

True

Answer

False

Question 6

$$tgx=tg\left(x+k\pi\right)$$

Accepted Answer

True

Answer

False

Question 7

$$tgx=tg\left(x+2k\right)$$

Accepted Answer

False

Answer

True

Question 8

$$\operatorname{ctg}x=\operatorname{ctg}\left(x+k\pi\right)$$

Accepted Answer

True

Answer

False

Question 9

$$\operatorname{ctg}x=\operatorname{ctg}\left(x+\pi\right)$$

Accepted Answer

True

Answer

False

Question 10

Funkcija y=cosx je

Accepted Answer

Parna

Answer

Neparna

Question 11

Funckija y=sinx je

Accepted Answer

Neparna

Answer

Parna

Question 12

cos(-x)=cosx

Accepted Answer

True

Answer

False

Question 13

sin(-x)=-sinx

Accepted Answer

True

Answer

False

Question 14

sin(-x)=sinx

Accepted Answer

False

Answer

True

Question 15

tg(-x)=-tgx

Accepted Answer

True

Answer

False

Question 16

-ctgx=ctg(-x)

Accepted Answer

True

Answer

False

Question 17

U kojem kvadrantu je sinus negativan?

Accepted Answer

III i IV kvadrantu

Answer

I i II kvadrantu

Answer

nijednom

Question 18

U kojim kvadrantima je kosinus negativan?

Accepted Answer

III i II kvadrant

Answer

III i IV kvadrant

Answer

I kvadrant

Answer

II kvadrant

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